Tamotsu Matsumura

Person

Avase, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Diamond having two-stage pavilion
- Patent number 8,215,127
- Issue date Jul 10, 2012
- Hohoemi Brains, Inc.
- Tamotsu Matsumura
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Cut design of diamonds providing plenty of visual-perceptible refle...
- Patent number 7,249,471
- Issue date Jul 31, 2007
- Hohoemi Brains, Inc.
- Yoshinori Kawabuchi
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Cut design of diamonds providing plenty of visual-perceptible refle...
- Patent number 7,225,641
- Issue date Jun 5, 2007
- Hohoemi Brains, Inc.
- Yoshinori Kawabuchi
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Rectangular brilliant-cut diamond
- Patent number 6,818,280
- Issue date Nov 16, 2004
- Hohoemi Brains, Inc.
- Tamotsu Matsumura
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Cut design of diamond for ornamental use
- Patent number 6,694,778
- Issue date Feb 24, 2004
- Hohoemi Brains, Inc.
- Yoshinori Kawabuchi
- A44 - HABERDASHERY JEWELLERY

Patents Applicationslast 30 patents

Information Patent Application
DECORATIVE JEWEL AND METHOD FOR CUTTING DECORATIVE JEWEL
- Publication number 20110239705
- Publication date Oct 6, 2011
- Hohoemi Brains, Inc.
- Tamotsu Matsumura
- A44 - HABERDASHERY JEWELLERY
Information Patent Application
ORNAMENTAL DIAMOND HAVING TWO-STAGE PAVILION
- Publication number 20110016918
- Publication date Jan 27, 2011
- Hohoemi Brains, Inc.
- Tamotsu Matsumura
- A44 - HABERDASHERY JEWELLERY
Information Patent Application
ORNAMENTAL DIAMOND HAVING TWO-STAGE PAVILION
- Publication number 20100282234
- Publication date Nov 11, 2010
- HOHOEMI BRAINS, INC.
- Tamotsu Matsumura
- A44 - HABERDASHERY JEWELLERY
Information Patent Application
Oval-cut diamond
- Publication number 20070186585
- Publication date Aug 16, 2007
- Tamotsu Matsumura
- A44 - HABERDASHERY JEWELLERY
Information Patent Application
Oval-cut diamond
- Publication number 20070186586
- Publication date Aug 16, 2007
- Tamotsu Matsumura
- A44 - HABERDASHERY JEWELLERY
Information Patent Application
Cut design of diamonds providing plenty of visual-perceptible refle...
- Publication number 20050166635
- Publication date Aug 4, 2005
- HOHOEMI BRAINS, INC
- Yoshinori Kawabuchi
- A44 - HABERDASHERY JEWELLERY
Information Patent Application
Rectangular brilliant-cut diamond
- Publication number 20040086691
- Publication date May 6, 2004
- Tamotsu Matsumura
- A44 - HABERDASHERY JEWELLERY
Information Patent Application
Cut design of diamonds providing plenty of visual-perceptible refle...
- Publication number 20030154741
- Publication date Aug 21, 2003
- Yoshinori Kawabuchi
- A44 - HABERDASHERY JEWELLERY
Information Patent Application
Cut design of diamond for ornamental use
- Publication number 20020043078
- Publication date Apr 18, 2002
- Yoshinori Kawabuchi
- A44 - HABERDASHERY JEWELLERY

Tamotsu Matsumura

Person

Patents Grantslast 30 patents

Diamond having two-stage pavilion

Cut design of diamonds providing plenty of visual-perceptible refle...

Cut design of diamonds providing plenty of visual-perceptible refle...

Rectangular brilliant-cut diamond

Cut design of diamond for ornamental use

Patents Applicationslast 30 patents

DECORATIVE JEWEL AND METHOD FOR CUTTING DECORATIVE JEWEL

ORNAMENTAL DIAMOND HAVING TWO-STAGE PAVILION

ORNAMENTAL DIAMOND HAVING TWO-STAGE PAVILION

Oval-cut diamond

Oval-cut diamond

Cut design of diamonds providing plenty of visual-perceptible refle...

Rectangular brilliant-cut diamond

Cut design of diamonds providing plenty of visual-perceptible refle...

Cut design of diamond for ornamental use